Backpack



1. Backpacks

FIG. 1.1 is a front perspective view of the backpack;

FIG. 1.2 is front view thereof;

FIG. 1.3 is a front and side perspective view of the backpack showing aninterior compartment;

FIG. 1.4 is a top view thereof; and

FIG. 1.5 is a back view thereof, showing the straps in an alternateposition.

The broken line showing on the drawing disclosure is for illustratingportions of the backpack that form no part of the claimed design.

The claimed design is used not only for a backpack, but also for abriefcase.

CLAIM The ornamental design for a backpack, as shown and described.